Fine , R. (1952). The middle game in chess. David Mckay.
Cita Chicago (17th ed.)Fine , Reuben. The Middle Game in Chess. New York: David Mckay, 1952.
Cita MLA (9th ed.)Fine , Reuben. The Middle Game in Chess. David Mckay, 1952.
Atenció: Aquestes cites poden no estar 100% correctes.